From: Zack Weinberg Date: Fri, 2 Apr 1999 17:20:12 +0000 (+0000) Subject: i386.h: Document all TARGET_SWITCHES or add explicit null initializer. X-Git-Tag: prereleases/libgcj-0.1~99 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=1cc6c9bd40b6f5d5f57d7706cfaf531bcddfade7;p=thirdparty%2Fgcc.git i386.h: Document all TARGET_SWITCHES or add explicit null initializer. 1999-04-02 20:16 -0500 Zack Weinberg * config/i386/i386.h: Document all TARGET_SWITCHES or add explicit null initializer. * config/i386/cygwin.h: Document all SUBTARGET_SWITCHES. * config/i386/dgux.h: Likewise. * config/i386/osf1elf.h: Likewise. * config/i386/win32.h: Likewise. * config/i386/osfrose.h: Likewise. Drop obsolete -mno-ident option. From-SVN: r26140 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4abebe362857..f1f59181e27c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,14 @@ +1999-04-02 20:16 -0500 Zack Weinberg + + * config/i386/i386.h: Document all TARGET_SWITCHES or add + explicit null initializer. + + * config/i386/cygwin.h: Document all SUBTARGET_SWITCHES. + * config/i386/dgux.h: Likewise. + * config/i386/osf1elf.h: Likewise. + * config/i386/win32.h: Likewise. + * config/i386/osfrose.h: Likewise. Drop obsolete -mno-ident option. + Fri Apr 2 17:49:44 1999 Toshiyasu Morita * regmove.c (fixup_match_1): Remove now useless if (0). diff --git a/gcc/config/i386/cygwin.h b/gcc/config/i386/cygwin.h index e4fad9ac348b..78baefc4c461 100644 --- a/gcc/config/i386/cygwin.h +++ b/gcc/config/i386/cygwin.h @@ -45,12 +45,12 @@ Boston, MA 02111-1307, USA. */ #undef SUBTARGET_SWITCHES #define SUBTARGET_SWITCHES \ -{ "no-cygwin", MASK_WIN32 }, \ -{ "cygwin", MASK_CYGWIN }, \ -{ "windows", MASK_WINDOWS }, \ -{ "dll", MASK_DLL }, \ -{ "nop-fun-dllimport", MASK_NOP_FUN_DLLIMPORT }, \ -{ "no-nop-fun-dllimport", MASK_NOP_FUN_DLLIMPORT }, +{ "no-cygwin", MASK_WIN32, "Use the Mingw32 interface" }, \ +{ "cygwin", MASK_CYGWIN, "Use the Cygwin interface" }, \ +{ "windows", MASK_WINDOWS, "Use the bare Windows interface" }, \ +{ "dll", MASK_DLL, "Generate code for a DLL" }, \ +{ "nop-fun-dllimport", MASK_NOP_FUN_DLLIMPORT, "Ignore dllimport for functions" }, \ +{ "no-nop-fun-dllimport", MASK_NOP_FUN_DLLIMPORT, "" }, /* Support the __declspec keyword by turning them into attributes. diff --git a/gcc/config/i386/dgux.h b/gcc/config/i386/dgux.h index 501eef064b8c..6dfc63425196 100644 --- a/gcc/config/i386/dgux.h +++ b/gcc/config/i386/dgux.h @@ -47,7 +47,7 @@ Boston, MA 02111-1307, USA. */ #define MASK_NOLEGEND 0x20000000 /* Discard legend information */ #define MASK_EXTERNAL_LEGEND 0x10000000 /* Make external legends */ #define MASK_IDENTIFY_REVISION 0x08000000 /* Emit 'ident' to .s */ -#define MASK_WARN_PASS_STRUCT 0x04000000 /* Emit 'ident' to .s */ +#define MASK_WARN_PASS_STRUCT 0x04000000 /* Warn when structures are passed */ #define TARGET_STANDARD (target_flags & MASK_STANDARD) #define TARGET_NOLEGEND (target_flags & MASK_NOLEGEND) @@ -57,12 +57,12 @@ Boston, MA 02111-1307, USA. */ #undef SUBTARGET_SWITCHES #define SUBTARGET_SWITCHES \ - { "standard", MASK_STANDARD }, \ - { "legend", -MASK_NOLEGEND }, \ - { "no-legend", MASK_NOLEGEND }, \ - { "external-legend", MASK_EXTERNAL_LEGEND }, \ - { "identify-revision", MASK_IDENTIFY_REVISION }, \ - { "warn-passed-structs", MASK_WARN_PASS_STRUCT }, + { "standard", MASK_STANDARD, "Retain standard MXDB information" }, \ + { "legend", -MASK_NOLEGEND, "Retain legend information" }, \ + { "no-legend", MASK_NOLEGEND, "" }, \ + { "external-legend", MASK_EXTERNAL_LEGEND, "Generate external legend information" }, \ + { "identify-revision", MASK_IDENTIFY_REVISION, "Emit identifying info in .s file" }, \ + { "warn-passed-structs", MASK_WARN_PASS_STRUCT, "Warn when a function arg is a structure" }, #undef DWARF_DEBUGGING_INFO #define DWARF_DEBUGGING_INFO diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h index 4f4d55373a7b..61d6bf851906 100644 --- a/gcc/config/i386/i386.h +++ b/gcc/config/i386/i386.h @@ -200,24 +200,24 @@ extern const int x86_double_with_add; { "no-fp-ret-in-387", -MASK_FLOAT_RETURNS , "Do not return values of functions in FPU registers"}, \ { "no-fancy-math-387", MASK_NO_FANCY_MATH_387, "Do not generate sin, cos, sqrt for 387" }, \ { "fancy-math-387", -MASK_NO_FANCY_MATH_387, "Generate sin, cos, sqrt for FPU"}, \ - { "omit-leaf-frame-pointer", MASK_OMIT_LEAF_FRAME_POINTER }, \ - { "no-omit-leaf-frame-pointer",-MASK_OMIT_LEAF_FRAME_POINTER }, \ + { "omit-leaf-frame-pointer", MASK_OMIT_LEAF_FRAME_POINTER, "Omit the frame pointer in leaf functions" }, \ + { "no-omit-leaf-frame-pointer",-MASK_OMIT_LEAF_FRAME_POINTER, "" }, \ { "no-wide-multiply", MASK_NO_WIDE_MULTIPLY, "multiplies of 32 bits constrained to 32 bits" }, \ { "wide-multiply", -MASK_NO_WIDE_MULTIPLY, "multiplies of 32 bits are 64 bits" }, \ - { "schedule-prologue", MASK_SCHEDULE_PROLOGUE }, \ - { "no-schedule-prologue", -MASK_SCHEDULE_PROLOGUE }, \ - { "debug-addr", MASK_DEBUG_ADDR }, \ - { "no-debug-addr", -MASK_DEBUG_ADDR }, \ - { "move", -MASK_NO_MOVE }, \ - { "no-move", MASK_NO_MOVE }, \ - { "debug-arg", MASK_DEBUG_ARG }, \ - { "no-debug-arg", -MASK_DEBUG_ARG }, \ - { "stack-arg-probe", MASK_STACK_PROBE }, \ - { "no-stack-arg-probe", -MASK_STACK_PROBE }, \ - { "windows", 0 }, \ - { "dll", 0 }, \ + { "schedule-prologue", MASK_SCHEDULE_PROLOGUE, "Schedule function prologues" }, \ + { "no-schedule-prologue", -MASK_SCHEDULE_PROLOGUE, "" }, \ + { "debug-addr", MASK_DEBUG_ADDR, 0 /* intentionally undoc */ }, \ + { "no-debug-addr", -MASK_DEBUG_ADDR, 0 /* intentionally undoc */ }, \ + { "move", -MASK_NO_MOVE, "Generate mem-mem moves" }, \ + { "no-move", MASK_NO_MOVE, "Don't generate mem-mem moves" }, \ + { "debug-arg", MASK_DEBUG_ARG, 0 /* intentionally undoc */ }, \ + { "no-debug-arg", -MASK_DEBUG_ARG, 0 /* intentionally undoc */ }, \ + { "stack-arg-probe", MASK_STACK_PROBE, "Enable stack probing" }, \ + { "no-stack-arg-probe", -MASK_STACK_PROBE, "" }, \ + { "windows", 0, 0 /* intentionally undoc */ }, \ + { "dll", 0, 0 /* intentionally undoc */ }, \ SUBTARGET_SWITCHES \ - { "", MASK_SCHEDULE_PROLOGUE | TARGET_DEFAULT}} + { "", MASK_SCHEDULE_PROLOGUE | TARGET_DEFAULT, 0 }} /* Which processor to schedule for. The cpu attribute defines a list that mirrors this list, so changes to i386.md must be made at the same time. */ @@ -267,7 +267,7 @@ extern int ix86_arch; { "align-loops=", &i386_align_loops_string, "Loop code aligned to this power of 2" }, \ { "align-jumps=", &i386_align_jumps_string, "Jump targets are aligned to this power of 2" }, \ { "align-functions=", &i386_align_funcs_string, "Function starts are aligned to this power of 2" }, \ - { "branch-cost=", &i386_branch_cost_string }, \ + { "branch-cost=", &i386_branch_cost_string, "Branches are this expensive (1-5, arbitrary units)" }, \ SUBTARGET_OPTIONS \ } diff --git a/gcc/config/i386/osf1elf.h b/gcc/config/i386/osf1elf.h index da61e8b5674a..003400b0dfea 100644 --- a/gcc/config/i386/osf1elf.h +++ b/gcc/config/i386/osf1elf.h @@ -121,8 +121,8 @@ extern char *sys_siglist[]; #undef SUBTARGET_SWITCHES #define SUBTARGET_SWITCHES \ - { "mcount", -MASK_NO_MCOUNT}, \ - { "no-mcount", MASK_NO_MCOUNT}, + { "mcount", -MASK_NO_MCOUNT, "Profiling uses mcount" }, \ + { "no-mcount", MASK_NO_MCOUNT, "" }, /* This macro generates the assembly code for function entry. FILE is a stdio stream to output the code to. diff --git a/gcc/config/i386/osfrose.h b/gcc/config/i386/osfrose.h index 4d0161c32a8a..9ad9f952d572 100644 --- a/gcc/config/i386/osfrose.h +++ b/gcc/config/i386/osfrose.h @@ -43,7 +43,6 @@ Boston, MA 02111-1307, USA. */ #define MASK_HALF_PIC 010000000000 /* Mask for half-pic code */ #define MASK_HALF_PIC_DEBUG 004000000000 /* Debug flag */ #define MASK_ELF 002000000000 /* ELF not rose */ -#define MASK_NO_IDENT 001000000000 /* suppress .ident */ #define MASK_NO_UNDERSCORES 000400000000 /* suppress leading _ */ #define MASK_LARGE_ALIGN 000200000000 /* align to >word boundaries */ #define MASK_NO_MCOUNT 000100000000 /* profiling uses mcount_ptr */ @@ -53,28 +52,25 @@ Boston, MA 02111-1307, USA. */ #define HALF_PIC_DEBUG TARGET_DEBUG #define TARGET_ELF (target_flags & MASK_ELF) #define TARGET_ROSE ((target_flags & MASK_ELF) == 0) -#define TARGET_IDENT ((target_flags & MASK_NO_IDENT) == 0) #define TARGET_UNDERSCORES ((target_flags & MASK_NO_UNDERSCORES) == 0) #define TARGET_LARGE_ALIGN (target_flags & MASK_LARGE_ALIGN) #define TARGET_MCOUNT ((target_flags & MASK_NO_MCOUNT) == 0) #undef SUBTARGET_SWITCHES #define SUBTARGET_SWITCHES \ - { "half-pic", MASK_HALF_PIC}, \ - { "no-half-pic", -MASK_HALF_PIC}, \ - { "debug-half-pic", MASK_HALF_PIC_DEBUG}, \ - { "debugb", MASK_HALF_PIC_DEBUG}, \ - { "elf", MASK_ELF}, \ - { "rose", -MASK_ELF}, \ - { "ident", -MASK_NO_IDENT}, \ - { "no-ident", MASK_NO_IDENT}, \ - { "underscores", -MASK_NO_UNDERSCORES}, \ - { "no-underscores", MASK_NO_UNDERSCORES}, \ - { "large-align", MASK_LARGE_ALIGN}, \ - { "no-large-align", -MASK_LARGE_ALIGN}, \ - { "mcount", -MASK_NO_MCOUNT}, \ - { "mcount-ptr", MASK_NO_MCOUNT}, \ - { "no-mcount", MASK_NO_MCOUNT}, + { "half-pic", MASK_HALF_PIC, "Emit half-PIC code" }, \ + { "no-half-pic", -MASK_HALF_PIC, "" } \ + { "debug-half-pic", MASK_HALF_PIC_DEBUG, 0 /* intentionally undoc */ }, \ + { "debugb", MASK_HALF_PIC_DEBUG, 0 /* intentionally undoc */ }, \ + { "elf", MASK_ELF, "Emit ELF object code" }, \ + { "rose", -MASK_ELF, "Emit ROSE object code" }, \ + { "underscores", -MASK_NO_UNDERSCORES, "Symbols have a leading underscore" }, \ + { "no-underscores", MASK_NO_UNDERSCORES, "" }, \ + { "large-align", MASK_LARGE_ALIGN, "Align to >word boundaries" }, \ + { "no-large-align", -MASK_LARGE_ALIGN, "" }, \ + { "mcount", -MASK_NO_MCOUNT, "Use mcount for profiling" }, \ + { "mcount-ptr", MASK_NO_MCOUNT, "Use mcount_ptr for profiling" }, \ + { "no-mcount", MASK_NO_MCOUNT, "" }, /* OSF/rose uses stabs, not dwarf. */ #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG @@ -752,7 +748,7 @@ do \ if (HALF_PIC_P ()) \ HALF_PIC_FINISH (STREAM); \ \ - if (TARGET_IDENT && !flag_no_ident) \ + if (!flag_no_ident) \ { \ char *fstart = main_input_filename; \ char *fname; \ diff --git a/gcc/config/i386/win32.h b/gcc/config/i386/win32.h index f6cc45166483..d62abbf16d8b 100644 --- a/gcc/config/i386/win32.h +++ b/gcc/config/i386/win32.h @@ -48,12 +48,12 @@ Boston, MA 02111-1307, USA. */ #undef SUBTARGET_SWITCHES #define SUBTARGET_SWITCHES \ - { "win32", MASK_WIN32 }, \ - { "cygwin", MASK_CYGWIN }, \ - { "windows", MASK_WINDOWS }, \ - { "dll", MASK_DLL }, \ - { "nop-fun-dllimport", MASK_NOP_FUN_DLLIMPORT }, \ - { "no-nop-fun-dllimport", MASK_NOP_FUN_DLLIMPORT }, + { "win32", MASK_WIN32, "Use Mingw32 interface" }, \ + { "cygwin", MASK_CYGWIN, "Use Cygwin interface" }, \ + { "windows", MASK_WINDOWS, "Use bare Windows interface" }, \ + { "dll", MASK_DLL, "Generate code for a DLL" }, \ + { "nop-fun-dllimport", MASK_NOP_FUN_DLLIMPORT, "Ignore dllimport for functions" }, \ + { "no-nop-fun-dllimport", MASK_NOP_FUN_DLLIMPORT, "" }, #undef CPP_PREDEFINES